Hmidouch, Lhoucine, Ahmed Jamea, and Mohamed Laghdir. “Existence of Entropy Solution for a Nonlinear Parabolic Problem in Weighted Sobolev Space via Optimization Method”. Mathematical Modelling and Analysis 28, no. 3 (September 4, 2023): 393–414. Accessed September 20, 2024. https://jbem.vilniustech.lt/index.php/MMA/article/view/17010.